Granted Patent
Utility
US 4,282,325 · App. 06/036,929
Enzyme bound corticosteroids
Inventors:
Kenneth E. Rubenstein, Edwin F. Ullman
Patented Case
View Patent ↗
Granted: Aug 4, 1981
Filed: May 7, 1979
Inventors
Kenneth E. Rubenstein
Edwin F. Ullman
Assignee (at issue)
Syva Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.